/* 头部 */
.head-c {
  width: 1200px;
  height: 100px;
  margin: 0 auto;
}

/* logo */
.head-c .logo {
  width: 221px;
  height: 52px;
  margin-left: 7px;
  margin-top: 24px;
}

/* 导航 */
.head-nav {
  height: 100px;
  line-height: 100px;
  overflow: hidden;
  float: right;
}

.head-nav ul {
  width: fit-content;
  overflow: hidden;
}

.head-nav .nav-item {
  display: block;
  float: left;
  width: 36px;
  height: 100%;
  font-size: 14px;
  text-align: center;
  margin: 0 40px;
  position: relative;
}

.head-nav .nav-item:hover a {
  font-size: 18px;
  color: #668aca;
}

/* 当前页默认样式 */
.head-nav .active a {
  font-size: 18px;
  color: #668aca;
}

/* 头部下划线 */
.head-nav .line {
  width: 20px;
  height: 1px;
  background-color: #668aca;
  position: absolute;
  bottom: 34px;
  left: 8px;
  opacity: 0;
}

.head-nav .nav-item:hover .line {
  opacity: 1;
}

/* 当前页默认样式 */
.head-nav .active .line {
  opacity: 1;
}


/* project nav*/
.project-c {
  width: fit-content;
  height: 20px;
  margin: 0 auto;
  overflow: hidden;
  margin-bottom: 50px;
}

.project-c .nav {
  width: fit-content;
  float: left;
  margin: 0 35px;
  position: relative;
}
.project-c a {
  display: block;
  width: 48px;
  height: 20px;
  line-height: 20px;
  text-align: center;
  font-size: 14px;
  letter-spacing: 0;
  color: #767676;
}

.project-c a:hover {
  font-size: 16px;
  color: #668aca;
}

.project-c .active {
  font-size: 16px;
  color: #668aca;
}

.project-c .line-c {
  display: block;
  margin: 0;
  padding: 0;
  width: 1px;
  height: 8px;
  margin-top: 6px;
  background-color: #b5b5b5;
}


/* 标题 */
.title {
  width: 1200px;
  height: 54px;
  margin: 0 auto;
  margin-top: 120px;
  margin-bottom: 60px;
  overflow: hidden;
}

.title h3{
    line-height: 30px;
    font-size: 30px;
    color: #767676;
    margin: 0 auto;
}

.title p{
    font-size: 12px;
    line-height: 12px;
    margin: 6px 0;
}

.title .left-line {
  float: left;
  width: 60px;
  height: 1px;
  background-color: #a1a1a1;
}

.title .right-line {
  float: right;
  width: 300px;
  height: 1px;
  background-color: #a1a1a1;
}

/* 下划线 */
.nav .line {
  display: block;
  width: 12px;
  height: 1px;
  background-color: #668aca;
  position: absolute;
  bottom: 0;
  left: 18px;
  opacity: 0;
}

.nav .act {
  opacity: 1;
}

.nav:hover .line {
  opacity: 1;
}


/* 底部 */
.foot {
  background-color: #f7f7f7;
}

.foot-c {
  width: fit-content;
  padding: 98px 0 90px;
  overflow: hidden;
  margin: 0 auto;
}

.footer {
  height: 75px;
  float: left;
  padding: 0 62px;
  margin: 0 auto;
}

.footer p {
  height: 14px;
  line-height: 14px;
}

.footer .desc {
  font-size: 18px;
  color: #767676;
}

.footer .pic {
  margin-top: 10px;
  overflow: hidden;
}

.footer .pic a {
  display: block;
  float: left;
  width: 25px;
  height: 25px;
  background: url(/img/index/wb.png) no-repeat center;
  background-size: cover;
  margin: 0 9px;
}

.foot-c .active {
  border: 1px solid #e9e9e9;
  border-top: none;
  border-bottom: none;
}

.footer .center {
  margin: 16px 0;
}


